Tomstown Dolomite

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Tomstown Dolomite
Stratigraphic range: Cambrian
TypeFormation
UnderliesRome Group and Waynesboro Formation
OverliesAntietam Formation and Chilhowee Group
Thickness200 - 1000 feet
Lithology
Primarydolomite
OtherChert, limestone, shale
Location
RegionAppalachia, Mid-Atlantic United States, and Southeastern United States
CountryUnited States
ExtentMaryland, Pennsylvania, Virginia,[1] West Virginia

The Tomstown Dolomite or Tomstown Formation is a geologic formation in Maryland, Pennsylvania, Virginia and West Virginia.[2][3][4] It preserves fossils dating to the Cambrian Period.

In Maryland it is described as "Interbedded light gray to yellowish-gray, thin- to thick-bedded dolomite and limestone; some shale layers; gradational contact with Antietam; thickness 200 to 1,000 feet."[2]

See also[]

References[]

  1. ^ Paleozoic Sedimentary Successions of the Virginia Valley & Ridge and Plateau
  2. ^ a b Tomstown Dolomite in Maryland
  3. ^ Tomstown Dolomite in Virginia
  4. ^ Tomstown Dolomite in West Virginia
  • Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021. {{cite web}}: |author= has generic name (help)


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